Home / 9,941.64-14,909.67-2,921.97

Finding the Fourth Proportional to 9,941.64, 14,909.67 and 2,921.97

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Solution

The fourth proportional to 9,941.64, 14,909.67 and 2,921.97 is: 4,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.64 : 14,909.67 = 2,921.97 : x
  2. Step 2: Convert to fraction form
    9,941.64/14,909.67 = 2,921.97/x
  3. Step 3: Cross multiply
    9,941.64x = 14,909.67 × 2,921.97
  4. Step 4: Simplify right side
    9,941.64x = 43,565,664.36
  5. Step 5: Solve for x
    x = 43,565,664.36/9,941.64
  6. Step 6: Final answer
    x = 4,382.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.